Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5875231 | Telephone call on hold service for a party placed on hold by another party | Daniel J. Farfan | 1999-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5875231 | Telephone call on hold service for a party placed on hold by another party | Daniel J. Farfan | 1999-02-23 |